3-20 Options
Video DRAM Chip Troubleshooting
If a fault occurs at power-on, verify that the reassembly was performed correctly. One beep
indicates that the computer has completed its power-on self-test. If intermittent beeping
occurs, turn off the computer and try again. If the beeping persists, see Section 4,
Maintenance and Troubleshooting.
Table Section 3-10 summarizes problems that may develop after installing a video DRAM
chip and lists in sequential order suggested corrective actions.
Table Section 3-10 Video DRAM Chip Problems and Solutions
Problem Symptom Solution
No power Power lamp on computer
status panel will not light.
1. Check that the power cord is plugged into
the AC connector on the computer. Check that
the other end of the cord is plugged into a live
properly grounded AC power outlet.
Operating
system does
not boot
An invalid configuration
message is displayed.
1. Press F1 to run setup and view parameters.
Video DRAM
malfunction
Cache memory is not
recognized.
1. Reseat the video DRAM chip checking for
bent pins and correct orientation.
2. Replace video DRAM chip.
3. Replace system board.
Keyboard or
mouse
malfunction
Monitor has prompt, but
cannot input data.
1. Check that the keyboard is plugged in.
2. Check that the mouse is plugged in.
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